Finding the Fourth Proportional to 23,565, 32,495.58 and 15,604.32

Step by Step Solution

1. Step 1: Write the proportion equation
   23,565 : 32,495.58 = 15,604.32 : x
2. Step 2: Convert to fraction form
   23,565/32,495.58 = 15,604.32/x
3. Step 3: Cross multiply
   23,565x = 32,495.58 × 15,604.32
4. Step 4: Simplify right side
   23,565x = 507,071,428.91
5. Step 5: Solve for x
   x = 507,071,428.91/23,565
6. Step 6: Final answer
   x = 21,517.99